Earthquake
data frame has 182 rows and 5 columns.Davidian, M. and Giltinan, D. M. (1995), Nonlinear Models for Repeated Measurement Data, Chapman and Hall, London.
Joyner and Boore (1981), Peak horizontal acceleration and velocity from strong-motion records including records from the 1979 Imperial Valley, California, earthquake, Bulletin of the Seismological Society of America, 71, 2011-2038.
Brillinger, D. (1987), Comment on a paper by C. R. Rao, Statistical Science, 2, 448-450.